Technically Incorrect: A marvelous marketing wheeze for a new movie starring Vaughn, Dave Franco and Tom Wilkinson consists of cheesy stock photos you can use right now. Sadly, for editorial purposes only.

You've got the tech gifts all lined up. But how about the cables, chargers, headphones, and batteries you need, too? We rounded up some of our favorite tech accessories, nearly all of which are available for under $25.